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* Natonal |
KZ V15
* KZ V15
| Reinforced concrete for dwelling and public building from class concrete on
compression strength of Â15, marks on freezing resistance of F50
| KZ V22,5
* KZ V22,5
| Reinforced concrete for dwelling and building îáùåñòâåííûåõ from class concrete on
compression strength of Â22, 5; freezing resistance of F50
| KZ V25
* KZ V25
| Reinforced concrete for dwelling and public building from class concrete on
compression strength of Â25, marks on freezing resistance of F50
| KZ V40
* KZ V40
| Reinforced concrete for dwelling and building îáùåñòâåííûåõ from class concrete on
compression strength of Â40; freezing resistance of F50
| KZ V45
* KZ V45
| Reinforced concrete for dwelling and public building from class concrete on
compression strength of Â45, marks on freezing resistance of F50
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